Era #1
YOUNG 100V (ヤング100V)Irregular projects
KERA & The Synthesizers (ケラ&ザ・シンセサイザーズ) support , HALATION support , Ayumi Hamasaki (中村あゆみ) support , GACKT support , URBANGARDE (アーバンギャルド) supportEra #2
YOUNG 100V (ヤング100V) , KERA & The Synthesizers (ケラ&ザ・シンセサイザーズ)Irregular projects
GO-BANG'S support , Takuya Sato (佐藤拓也) supportEra #3
YOUNG 100V (ヤング100V)
as Keiichi Sugiyama (杉山圭一)
on keys
